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Instrumentation Interview Questions
Questions Answers Views Company eMail

What is i/e or o/p transmitter(ma/v)?

Emco,

1 6776

What is zone,loop/fire alarm system?

Emco,

2663

What is ptw and write 3 types of ptw?

Emco,

5 16738

What is actuator what is motorized control valve?

Emco,

5 13359

What is super thermocoupal?

Emco,

2215

what is PM/CM/RCM?

Emco,

2 10838

which type of signal used in instrument?

Emco, Makson, Sail, TATA,

3 9852

I have completed B.E. Instrumentation & control in 2009. i have 3 year industrial job experience in chemical plant.now, I want to join M.E. in external. so, Plese say easiet way and good institute name.

1902

i want formula for flow control.am doing project in flow control using orifice . i know value of the flow level(Q) . upstream(p1) pressure, orifice diameter(Do) , pipe diameter(Di) and oil viscosity(Vi) how can i calculate downstream pressure

1916

What is the difference between modbus,fieldbus & profibus

NSL,

2425

Anybody know how to create a ladder programme for power switch in TV remote without using counter... ie TV can be turn on and turn off using single push button switch... on pressing the switch first time TV turn on and hold the on state till i press the switch again, and after TV turn off.

2 4635

Can any body help to get Rsemulator 5000 free from internet if possible then give me any link or any help .

Engro,

2500

how to calibrate an error for pressure transmitter, make it easy to understand

Descon,

2 5409

What is Modbus communication

2933

1. what is 3 point calibration & 5 point calibration? 2. If we use hart communicator to set the LRV & URV of a smart transmitter, did we calibrate the transmitter? why? 3. Make a complet list if meterials needed to properly connect a pressure gauge to a steam pipe using 1/2 inch stainless steel tubing. The gauge connections is 1/2 inch NPT-M and the steam pipe tap has a 1/2 inch female coupling, compression fittings are use. 4. What are the tools in loop checking? 5. What would the ISA symbol of a square root extractor look like? 6. What would you do to completely prepare for the configuration? 7. What safety measures must you undertake when doing configuration? 8. what are the two most commonly use programming languages used when we configure a PLC? 9. What would you do if you accidentally skipped a step in the configuration procedure? 10. How would you know if the configuration were sucessful? 11. Name at least 3 selections available when we configure the burnout protection of a controller?

EI Electrotechnical Institute,

3 36460


Post New Instrumentation Questions

Un-Answered Questions { Instrumentation }

How to Calibrate Flammable gas detector in field

1213


what is actual drum level and compensated drum level?

2230


explain key exchanges in all security modes WPA,WPA2,TLS?

2046


sir, i preparing hpcl,ongc,barc,hal exams(instrumentation engg)pls send a placement papers

2329


typical loop drawing of a simple feedback control comprising of one transmitter and one control

1993


TEMPERATURE VARIATION FOR FREQUENTLY.

2048


Why grounding is necessary? Give example with diagram.

2218


Explain the working of rota meter.

1220


describe flow nozzel principle?

2521


which type of zones used for boiler? & why ?

1865


i hav applied for the post of engg. in iocl so please require the past test papers fro instrumentation engg please please help me and send me the papers or tell me the pattern and type of ques asked in examination......

2056


how to work MIL contol valve posistioner ?

2145


State some of balance principle’ advantages?

1178


steps for installing orifice plate?

1848


May I have a brief note above the voltage barriers? Whats is the purpose? Please mail me if you've operational details, mail id: rajkumar.diice@gmail.com

2134